Chapter 2. Performance Co-Pilot
Performance Co-Pilot (PCP) is a suite of tools and libraries for acquiring, storing, and analyzing system-level performance measurements. PCP can be used to analyze live and historical metrics. Metrics can be retrieved and presented via the CLI, or a web UI.
2.1. Performance Metric Domain Agents
A Performance Metric Domain Agent (PMDA) is a PCP add-on which enables access to metrics of an application or service. To gather all metrics relevant to Satellite, you must install PMDAs for Apache HTTP Server and PostgreSQL.